2018
Seizures, periodic and rhythmic patterns in primary intraventricular hemorrhage
Stretz C, Sheikh Z, Maciel CB, Hirsch LJ, Gilmore EJ. Seizures, periodic and rhythmic patterns in primary intraventricular hemorrhage. Annals Of Clinical And Translational Neurology 2018, 5: 1104-1111. PMID: 30250866, PMCID: PMC6144442, DOI: 10.1002/acn3.627.Peer-Reviewed Original ResearchPrimary intraventricular hemorrhageFrequency of seizuresIctal-interictal continuumAntiseizure medicationsIntraventricular hemorrhageCEEG monitoringExternal ventricular drain placementPresence of hydrocephalusRhythmic EEG patternsVentricular drain placementCEEG durationCEEG patternsMedian ageNeuronal injuryElectrographic seizuresDrain placementRisk factorsOnly significant differenceGraeb scoreContinuous electroencephalographyCEEG recordingsSeizuresPatientsPeriodic dischargesEEG patterns
2017
The use and yield of continuous EEG in critically ill patients: A comparative study of three centers
Alvarez V, Ruiz A, LaRoche S, Hirsch LJ, Parres C, Voinescu PE, Fernandez A, Petroff OA, Rampal N, Haider HA, Lee JW, Consortium T. The use and yield of continuous EEG in critically ill patients: A comparative study of three centers. Clinical Neurophysiology 2017, 128: 570-578. PMID: 28231475, DOI: 10.1016/j.clinph.2017.01.001.Peer-Reviewed Original ResearchConceptsHigh-volume centersIll patientsVolume centersDoses of levetiracetamTertiary care sitesContinuous EEG monitoringDetection rateCEEG useSeizure frequencyFirst seizureMedian timeSeizure detection rateCEEG monitoringRecent guidelinesPatient managementCare sitesValproic acidASD useEEG monitoringDrug usageContinuous EEGSignificant differencesPatientsReporting toolsCEEG
2013
Continuous electroencephalography in a surgical intensive care unit
Kurtz P, Gaspard N, Wahl AS, Bauer RM, Hirsch LJ, Wunsch H, Claassen J. Continuous electroencephalography in a surgical intensive care unit. Intensive Care Medicine 2013, 40: 228-234. PMID: 24240843, DOI: 10.1007/s00134-013-3149-8.Peer-Reviewed Original ResearchConceptsNonconvulsive status epilepticusPeriodic epileptiform dischargesNonconvulsive seizuresPoor outcomeClinical seizuresSICU patientsRetrospective studyCEEG monitoringMental statusSurgical intensive care unit patientsIntensive care unit patientsSurgical intensive care unitCare unit patientsContinuous electroencephalography monitoringMajority of patientsIntensive care unitMultivariable logistic regressionLiver transplantationHospital dischargeUnit patientsAbdominal surgeryPrimary outcomeStatus epilepticusCare unitMean age
2012
Extreme delta brush
Schmitt SE, Pargeon K, Frechette ES, Hirsch LJ, Dalmau J, Friedman D. Extreme delta brush. Neurology 2012, 79: 1094-1100. PMID: 22933737, PMCID: PMC3525298, DOI: 10.1212/wnl.0b013e3182698cd8.Peer-Reviewed Original ResearchConceptsExtreme delta brushAnti-NMDAR encephalitisDelta brushCEEG monitoringAdult patientsAnti-NMDA receptor encephalitisExtreme delta brush patternModified Rankin Scale scoreRankin Scale scoreLarge academic medical centerAcademic medical centerContinuous EEG patternReceptor encephalitisPremature infantsProlonged hospitalizationCommon symptomsMedian lengthEEG findingsElectrographic patternsProlonged illnessMovement disordersMedical CenterPatientsScale scoreEncephalitis
2009
Continuous Electroencephalogram Monitoring in the Intensive Care Unit
Friedman D, Claassen J, Hirsch LJ. Continuous Electroencephalogram Monitoring in the Intensive Care Unit. Anesthesia & Analgesia 2009, 109: 506-523. PMID: 19608827, DOI: 10.1213/ane.0b013e3181a9d8b5.Peer-Reviewed Original ResearchConceptsContinuous EEG monitoringNonconvulsive seizuresIll patientsIntracranial pressureBrain functionContinuous electroencephalogram monitoringConvulsive status epilepticusIntensive care unitMajority of seizuresMultimodality brain monitoringPharmacological comaNeurologic outcomeNeurologic statusNeuronal injuryBrain ischemiaStatus epilepticusCare unitSecondary injurySubarachnoid hemorrhageCEEG monitoringClinical examinationElectroencephalogram monitoringSystemic abnormalitiesIntracranial EEG recordingsHigh risk
2006
Prognostic significance of continuous EEG monitoring in patients with poor-grade subarachnoid hemorrhage
Claassen J, Hirsch LJ, Frontera JA, Fernandez A, Schmidt M, Kapinos G, Wittman J, Connolly ES, Emerson RG, Mayer SA. Prognostic significance of continuous EEG monitoring in patients with poor-grade subarachnoid hemorrhage. Neurocritical Care 2006, 4: 103-112. PMID: 16627897, DOI: 10.1385/ncc:4:2:103.Peer-Reviewed Original ResearchConceptsModified Rankin ScalePeriodic lateralized epileptiform dischargesSubarachnoid hemorrhageHess gradePoor outcomeEEG findingsCEEG monitoringEpileptiform dischargesPoor-grade subarachnoid hemorrhageMultivariate logistic regression analysisAdmission CT scanPeriodic epileptiform dischargesLogistic regression analysisRankin ScaleIll patientsIntraventricular hemorrhageMRS 4Functional outcomeSleep architectureEEG reactivityCT scanPatientsOutcomesHemorrhageRegression analysis
2005
Continuous EEG Monitoring in Patients With Subarachnoid Hemorrhage
Claassen J, Mayer SA, Hirsch LJ. Continuous EEG Monitoring in Patients With Subarachnoid Hemorrhage. Journal Of Clinical Neurophysiology 2005, 22: 92-98. PMID: 15805808, DOI: 10.1097/01.wnp.0000145006.02048.3a.Peer-Reviewed Original ResearchConceptsContinuous EEG monitoringSubarachnoid hemorrhageEEG monitoringPoor-grade subarachnoid hemorrhageAdditional diagnostic interventionsQuantitative EEG analysisCEEG findingsCerebral ischemiaNeurological examComatose patientsSAH patientsCEEG monitoringClinical correlatesDiagnostic interventionsClinical examPatientsEEG changesIschemiaSeizuresReversible stageVasospasmHemorrhageRiskLimited utilityEEG analysis
2002
Nonconvulsive Status Epilepticus after Subarachnoid Hemorrhage
Dennis LJ, Claassen J, Hirsch LJ, Emerson RG, Connolly ES, Mayer SA. Nonconvulsive Status Epilepticus after Subarachnoid Hemorrhage. Neurosurgery 2002, 51: 1136. PMID: 12383358, DOI: 10.1097/00006123-200211000-00006.Peer-Reviewed Original ResearchConceptsNonconvulsive status epilepticusAneurysmal subarachnoid hemorrhageSubarachnoid hemorrhageCEEG monitoringUnexplained comaNeurological deteriorationStatus epilepticusRefractory nonconvulsive status epilepticusNeurological intensive care unitProphylactic anticonvulsant therapyHours of hospitalizationContinuous electroencephalographic monitoringIntensive care unitAnticonvulsant administrationHospital seizuresAnticonvulsant therapyCerebral edemaClinical improvementHess gradeCare unitClinical featuresComatose patientsElectrographic seizuresVentricular drainageMidazolam therapy